qcacld-3.0: Remove obsolete wma_is_*_active()

The following functions are unused, so remove them:
- wma_is_sap_active()
- wma_is_p2p_go_active()
- wma_is_p2p_cli_active()
- wma_is_sta_active()

Change-Id: I801176fb2b4df9308744fcde27dc789e88e1e550
CRs-Fixed: 2361895
2 files changed